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Last modified by Mengting Qiu on 2025/06/04 18:42
From version 77.45
edited by Xiaoling
on 2022/06/10 09:03
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To version 59.1
edited by Xiaoling
on 2022/05/24 10:33
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Summary

Details

Page properties
Content
... ... @@ -11,15 +11,12 @@
11 11  
12 12  
13 13  
14 -
15 -
16 -
17 17  = 1.Introduction =
18 18  
19 19  == 1.1 What is LT Series I/O Controller ==
20 20  
21 21  (((
22 -The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
19 +The Dragino LT series I/O Modules are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as: analog current Input, analog voltage input, relay output, digital input and digital output etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
23 23  )))
24 24  
25 25  (((
... ... @@ -27,7 +27,7 @@
27 27  )))
28 28  
29 29  (((
30 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
27 +The LT I/O Controllers is aiming to provide a simple plug and play, low cost installation by using LoRaWAN wireless technology.
31 31  )))
32 32  
33 33  (((
... ... @@ -44,124 +44,48 @@
44 44  
45 45  (((
46 46  [[image:1653295757274-912.png]]
47 -
48 -
49 49  )))
50 50  
51 51  == 1.2  Specifications ==
52 52  
53 -(((
54 -
55 -
56 56  **Hardware System:**
57 -)))
58 58  
59 -* (((
60 -STM32L072CZT6 MCU
61 -)))
62 -* (((
63 -SX1276/78 Wireless Chip 
64 -)))
65 -* (((
66 -(((
67 -Power Consumption:
68 -)))
50 +* STM32L072CZT6 MCU
51 +* SX1276/78 Wireless Chip 
52 +* Power Consumption:
53 +** Idle: 4mA@12v
54 +** 20dB Transmit: 34mA@12v
69 69  
70 -* (((
71 -Idle: 4mA@12v
72 -)))
73 -* (((
74 -20dB Transmit: 34mA@12v
75 -)))
76 -)))
77 -
78 -(((
79 79  **Interface for Model: LT22222-L:**
80 -)))
81 81  
82 -* (((
83 -2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
84 -)))
85 -* (((
86 -2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
87 -)))
88 -* (((
89 -2 x Relay Output (5A@250VAC / 30VDC)
90 -)))
91 -* (((
92 -2 x 0~~20mA Analog Input (res:0.01mA)
93 -)))
94 -* (((
95 -2 x 0~~30V Analog Input (res:0.01v)
96 -)))
97 -* (((
98 -Power Input 7~~ 24V DC. 
99 -)))
58 +* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
59 +* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
60 +* 2 x Relay Output (5A@250VAC / 30VDC)
61 +* 2 x 0~~20mA Analog Input (res:0.01mA)
62 +* 2 x 0~~30V Analog Input (res:0.01v)
63 +* Power Input 7~~ 24V DC. 
100 100  
101 -(((
102 102  **LoRa Spec:**
103 -)))
104 104  
105 -* (((
106 -(((
107 -Frequency Range:
108 -)))
67 +* Frequency Range:
68 +** Band 1 (HF): 862 ~~ 1020 Mhz
69 +** Band 2 (LF): 410 ~~ 528 Mhz
70 +* 168 dB maximum link budget.
71 +* +20 dBm - 100 mW constant RF output vs.
72 +* +14 dBm high efficiency PA.
73 +* Programmable bit rate up to 300 kbps.
74 +* High sensitivity: down to -148 dBm.
75 +* Bullet-proof front end: IIP3 = -12.5 dBm.
76 +* Excellent blocking immunity.
77 +* Low RX current of 10.3 mA, 200 nA register retention.
78 +* Fully integrated synthesizer with a resolution of 61 Hz.
79 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
80 +* Built-in bit synchronizer for clock recovery.
81 +* Preamble detection.
82 +* 127 dB Dynamic Range RSSI.
83 +* Automatic RF Sense and CAD with ultra-fast AFC.
84 +* Packet engine up to 256 bytes with CRC.
109 109  
110 -* (((
111 -Band 1 (HF): 862 ~~ 1020 Mhz
112 -)))
113 -* (((
114 -Band 2 (LF): 410 ~~ 528 Mhz
115 -)))
116 -)))
117 -* (((
118 -168 dB maximum link budget.
119 -)))
120 -* (((
121 -+20 dBm - 100 mW constant RF output vs.
122 -)))
123 -* (((
124 -+14 dBm high efficiency PA.
125 -)))
126 -* (((
127 -Programmable bit rate up to 300 kbps.
128 -)))
129 -* (((
130 -High sensitivity: down to -148 dBm.
131 -)))
132 -* (((
133 -Bullet-proof front end: IIP3 = -12.5 dBm.
134 -)))
135 -* (((
136 -Excellent blocking immunity.
137 -)))
138 -* (((
139 -Low RX current of 10.3 mA, 200 nA register retention.
140 -)))
141 -* (((
142 -Fully integrated synthesizer with a resolution of 61 Hz.
143 -)))
144 -* (((
145 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
146 -)))
147 -* (((
148 -Built-in bit synchronizer for clock recovery.
149 -)))
150 -* (((
151 -Preamble detection.
152 -)))
153 -* (((
154 -127 dB Dynamic Range RSSI.
155 -)))
156 -* (((
157 -Automatic RF Sense and CAD with ultra-fast AFC.
158 -)))
159 -* (((
160 -Packet engine up to 256 bytes with CRC.
161 -
162 -
163 -)))
164 -
165 165  == 1.3 Features ==
166 166  
167 167  * LoRaWAN Class A & Class C protocol
... ... @@ -204,32 +204,21 @@
204 204  
205 205  [[image:1653297104069-180.png]]
206 206  
207 -
208 -
209 209  = 3. Operation Mode =
210 210  
211 211  == 3.1 How it works? ==
212 212  
213 -(((
214 214  The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on **TX LED** will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. **TX LED** will be on for 5 seconds after joined in network. When there is message from server, the **RX LED** will be on for 1 second. 
215 -)))
216 216  
217 -(((
218 -In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
134 +In case user can’t set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>path:#AT_Command]] to set the keys in the devices.
219 219  
220 -
221 -)))
136 +3.2 Example to join LoRaWAN network
222 222  
223 -
224 -
225 -== 3.2 Example to join LoRaWAN network ==
226 -
227 -(((
228 228  This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here. 
229 -)))
230 230  
231 231  [[image:image-20220523172350-1.png||height="266" width="864"]]
232 232  
142 +
233 233  (((
234 234  The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
235 235  )))
... ... @@ -250,12 +250,10 @@
250 250  
251 251  [[image:1653297955910-247.png||height="321" width="716"]]
252 252  
253 -
254 254  Add APP KEY and DEV EUI
255 255  
256 256  [[image:1653298023685-319.png]]
257 257  
258 -
259 259  (((
260 260  **Step 2**: Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
261 261  )))
... ... @@ -262,8 +262,6 @@
262 262  
263 263  [[image:1653298044601-602.png||height="405" width="709"]]
264 264  
265 -
266 -
267 267  == 3.3 Uplink Payload ==
268 268  
269 269  There are five working modes + one interrupt mode on LT for different type application:
... ... @@ -329,9 +329,7 @@
329 329  
330 330  **For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
331 331  
332 -(((
333 333  Total : 11 bytes payload
334 -)))
335 335  
336 336  [[image:image-20220523180452-3.png]]
337 337  
... ... @@ -345,80 +345,54 @@
345 345  * FIRST: Indicate this is the first packet after join network.
346 346  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
347 347  
348 -(((
349 349  (% style="color:red" %)Note: DO3 bit is not valid for LT-22222-L.
350 -)))
351 351  
352 -(((
353 353  **To use counting mode, please run:**
354 -)))
355 355  
356 356  (% class="box infomessage" %)
357 357  (((
358 -(((
359 359  **AT+MOD=2**
360 360  )))
361 -)))
362 362  
363 363  (% class="box infomessage" %)
364 364  (((
365 -(((
366 366  **ATZ**
367 367  )))
368 -)))
369 369  
370 -(((
371 371  (% style="color:#4f81bd" %)**AT Commands for counting:**
372 -)))
373 373  
374 -(((
375 375  **For LT22222-L:**
376 -)))
377 377  
378 378  (% class="box infomessage" %)
379 379  (((
380 -(((
381 381  **AT+TRIG1=0,100 (set DI1 port to trigger on low level, valid signal is 100ms) **
382 382  )))
383 -)))
384 384  
385 385  (% class="box infomessage" %)
386 386  (((
387 -(((
388 388  **AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) **
389 389  )))
390 -)))
391 391  
392 392  (% class="box infomessage" %)
393 393  (((
394 -(((
395 395  **AT+TRIG2=0,100 (set DI2 port to trigger on low level, valid signal is 100ms) **
396 396  )))
397 -)))
398 398  
399 399  (% class="box infomessage" %)
400 400  (((
401 -(((
402 402  **AT+TRIG2=1,100 (set DI2 port to trigger on high level, valid signal is 100ms ) **
403 403  )))
404 -)))
405 405  
406 406  (% class="box infomessage" %)
407 407  (((
408 -(((
409 409  **AT+SETCNT=1,60   (Set COUNT1 value to 60)**
410 410  )))
411 -)))
412 412  
413 413  (% class="box infomessage" %)
414 414  (((
415 -(((
416 416  **AT+SETCNT=2,60   (Set COUNT2 value to 60)**
417 417  )))
418 -)))
419 419  
420 -
421 -
422 422  === 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
423 423  
424 424  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -435,36 +435,22 @@
435 435  * FIRST: Indicate this is the first packet after join network.
436 436  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
437 437  
438 -(((
439 439  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
440 -)))
441 441  
442 -(((
443 443  **To use counting mode, please run:**
444 -)))
445 445  
446 446  (% class="box infomessage" %)
447 447  (((
448 -(((
449 449  **AT+MOD=3**
450 450  )))
451 -)))
452 452  
453 453  (% class="box infomessage" %)
454 454  (((
455 -(((
456 456  **ATZ**
457 457  )))
458 -)))
459 459  
460 -(((
461 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
330 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
462 462  
463 -
464 -)))
465 -
466 -
467 -
468 468  === 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
469 469  
470 470  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -483,70 +483,45 @@
483 483  * FIRST: Indicate this is the first packet after join network.
484 484  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
485 485  
486 -(((
487 487  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
488 -)))
489 489  
490 -(((
491 491  **To use this mode, please run:**
492 -)))
493 493  
494 494  (% class="box infomessage" %)
495 495  (((
496 -(((
497 497  **AT+MOD=4**
498 498  )))
499 -)))
500 500  
501 501  (% class="box infomessage" %)
502 502  (((
503 -(((
504 504  **ATZ**
505 505  )))
506 -)))
507 507  
508 -(((
509 -
510 -)))
511 511  
512 -(((
513 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
514 -)))
365 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
515 515  
516 -(((
517 517  **Plus below command for AVI1 Counting:**
518 -)))
519 519  
520 520  (% class="box infomessage" %)
521 521  (((
522 -(((
523 523  **AT+SETCNT=3,60   (set AVI Count to 60)**
524 524  )))
525 -)))
526 526  
527 527  (% class="box infomessage" %)
528 528  (((
529 -(((
530 530  **AT+VOLMAX=20000   (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
531 531  )))
532 -)))
533 533  
534 534  (% class="box infomessage" %)
535 535  (((
536 -(((
537 537  **AT+VOLMAX=20000,0   (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
538 538  )))
539 -)))
540 540  
541 541  (% class="box infomessage" %)
542 542  (((
543 -(((
544 544  **AT+VOLMAX=20000,1   (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
545 545  )))
546 -)))
547 547  
548 -
549 -
550 550  === 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
551 551  
552 552  **LT22222-L**: This mode the DI1 is used as a counting pin.
... ... @@ -559,40 +559,24 @@
559 559  
560 560  * RO is for relay. ROx=1 : close，ROx=0 always open.
561 561  * FIRST: Indicate this is the first packet after join network.
562 -* (((
563 -DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
564 -)))
401 +* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
565 565  
566 -(((
567 567  (% style="color:red" %)Note: DO3 is not valid for LT-22222-L.
568 -)))
569 569  
570 -(((
571 571  **To use this mode, please run:**
572 -)))
573 573  
574 574  (% class="box infomessage" %)
575 575  (((
576 -(((
577 577  **AT+MOD=5**
578 578  )))
579 -)))
580 580  
581 581  (% class="box infomessage" %)
582 582  (((
583 -(((
584 584  **ATZ**
585 585  )))
586 -)))
587 587  
588 -(((
589 -Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
417 +Other AT Commands for counting are similar to [[MOD2 Counting Command>>path:#COUNT_COMMAND]].
590 590  
591 -
592 -)))
593 -
594 -
595 -
596 596  === 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
597 597  
598 598  (% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
... ... @@ -619,7 +619,6 @@
619 619  
620 620  AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
621 621  
622 -
623 623  (% style="color:#4f81bd" %)**Trigger base on current**:
624 624  
625 625  Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
... ... @@ -628,7 +628,6 @@
628 628  
629 629  AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
630 630  
631 -
632 632  (% style="color:#4f81bd" %)**Trigger base on DI status**:
633 633  
634 634  DI status trigger Flag.
... ... @@ -642,7 +642,7 @@
642 642  
643 643  **Downlink Command to set Trigger Condition**
644 644  
645 -Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
466 +Type Code: 0xAA. Downlink command same as AT Command [[AT+AVLIM, AT+ACLIM>>path:#AT_Trigger]]
646 646  
647 647  Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
648 648  
... ... @@ -662,7 +662,7 @@
662 662  
663 663  Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
664 664  
665 -**Example2**: AA 02 01 00
486 +Example2: AA 02 01 00
666 666  
667 667  Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
668 668  
... ... @@ -715,18 +715,12 @@
715 715  
716 716  When device got this command, it will send the MOD6 payload.
717 717  
718 -
719 -
720 720  === 3.3.7 Payload Decoder ===
721 721  
722 722  (((
723 723  **Decoder for TTN/loraserver/ChirpStack**: [[http:~~/~~/www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/Payload_decoder/]]
724 -
725 -
726 726  )))
727 727  
728 -
729 -
730 730  == 3.4 ​Configure LT via AT or Downlink ==
731 731  
732 732  User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
... ... @@ -735,16 +735,14 @@
735 735  There are two kinds of Commands:
736 736  )))
737 737  
738 -* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
553 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: http:~/~/wiki.dragino.com/index.php?title=End_Device_AT_Commands_and_Downlink_Commands
739 739  
740 740  * (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
741 741  
742 742  === 3.4.1 Common Commands ===
743 743  
744 -They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
559 +They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>http://8.211.40.43:8080/xwiki/bin/view/Main/End%20Device%20AT%20Commands%20and%20Downlink%20Command/]]
745 745  
746 -
747 -
748 748  === 3.4.2 Sensor related commands ===
749 749  
750 750  ==== 3.4.2.1 Set Transmit Interval ====
... ... @@ -767,8 +767,6 @@
767 767  **0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
768 768  )))
769 769  
770 -
771 -
772 772  ==== 3.4.2.2 Set Work Mode (AT+MOD) ====
773 773  
774 774  Set work mode.
... ... @@ -789,8 +789,6 @@
789 789  **0x0A aa     ~/~/ Same as AT+MOD=aa**
790 790  )))
791 791  
792 -
793 -
794 794  ==== 3.4.2.3 Poll an uplink ====
795 795  
796 796  * AT Command:
... ... @@ -806,11 +806,9 @@
806 806  
807 807  **Example**: 0x08FF, ask device to send an Uplink
808 808  
809 -
810 -
811 811  ==== 3.4.2.4 Enable Trigger Mode ====
812 812  
813 -Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
620 +Use of trigger mode, please check [[ADDMOD6>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
814 814  
815 815  * AT Command:
816 816  
... ... @@ -830,8 +830,6 @@
830 830  **0x0A 06 aa     ~/~/ Same as AT+ADDMOD6=aa,**
831 831  )))
832 832  
833 -
834 -
835 835  ==== 3.4.2.5 Poll trigger settings ====
836 836  
837 837  Poll trigger settings,
... ... @@ -847,8 +847,6 @@
847 847  **0xAB 06  ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command**
848 848  )))
849 849  
850 -
851 -
852 852  ==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
853 853  
854 854  Enable Disable DI1/DI2/DI2 as trigger,
... ... @@ -871,8 +871,6 @@
871 871  **0xAA 02 aa bb  ~/~/ Same as AT+DTRI=aa,bb**
872 872  )))
873 873  
874 -
875 -
876 876  ==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
877 877  
878 878  Set DI1 or DI3(for LT-33222-L) trigger.
... ... @@ -899,8 +899,6 @@
899 899  **0x09 01 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
900 900  )))
901 901  
902 -
903 -
904 904  ==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
905 905  
906 906  Set DI2 trigger.
... ... @@ -927,11 +927,9 @@
927 927  **0x09 02 aa bb cc ~/~/ same as AT+TRIG1=aa,0x(bb cc)**
928 928  )))
929 929  
930 -
931 -
932 932  ==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
933 933  
934 -Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
731 +Set current trigger , base on AC port. See [[trigger mode>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
935 935  
936 936  * AT Command:
937 937  
... ... @@ -944,20 +944,18 @@
944 944  
945 945  (% class="box infomessage" %)
946 946  (((
947 -**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
744 +**0x AA 01 aa bb cc dd ee ff gg hh ~/~/ same as AT+ACLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
948 948  )))
949 949  
950 -
951 -
952 952  ==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
953 953  
954 -Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
749 +Set current trigger , base on AV port. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]
955 955  
956 956  * AT Command:
957 957  
958 958  (% class="box infomessage" %)
959 959  (((
960 -**AT+AVLIM. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
755 +**AT+AVLIM. See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]]**
961 961  )))
962 962  
963 963  * Downlink Payload (prefix 0xAA 00 ):
... ... @@ -964,11 +964,9 @@
964 964  
965 965  (% class="box infomessage" %)
966 966  (((
967 -**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] **
762 +**0x AA 00 aa bb cc dd ee ff gg hh ~/~/ same as AT+AVLIM See [[trigger mode>>url:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29]] **
968 968  )))
969 969  
970 -
971 -
972 972  ==== 3.4.2.11 Trigger – Set minimum interval ====
973 973  
974 974  Set AV and AC trigger minimum interval, system won’t response to the second trigger within this set time after the first trigger.
... ... @@ -987,8 +987,6 @@
987 987  **0x AC aa bb ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)**
988 988  )))
989 989  
990 -
991 -
992 992  ==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
993 993  
994 994  * AT Command:
... ... @@ -1021,7 +1021,6 @@
1021 1021  )))
1022 1022  
1023 1023  
1024 -
1025 1025  ==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1026 1026  
1027 1027  * AT Command:
... ... @@ -1032,10 +1032,8 @@
1032 1032  
1033 1033  (% class="box infomessage" %)
1034 1034  (((
1035 -(((
1036 1036  **0xA9 aa bb cc     ~/~/ Set DO1/DO2/DO3 output with time control**
1037 1037  )))
1038 -)))
1039 1039  
1040 1040  This is to control the digital output time of DO pin. Include four bytes:
1041 1041  
... ... @@ -1084,7 +1084,6 @@
1084 1084  DO1 pin no action, DO2 pin set low, DO3 pin set high, last 2 seconds, then DO1 pin no action, DO2 pin set high, DO3 pin set low
1085 1085  
1086 1086  
1087 -
1088 1088  === 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ===
1089 1089  
1090 1090  * AT Command:
... ... @@ -1113,7 +1113,6 @@
1113 1113  Device will upload a packet if downlink code executes successfully.
1114 1114  
1115 1115  
1116 -
1117 1117  ==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1118 1118  
1119 1119  * AT Command:
... ... @@ -1164,16 +1164,15 @@
1164 1164  Relay 1 & relay2 will change to NC, last 2 seconds, then both change to NO.
1165 1165  
1166 1166  
1167 -
1168 1168  ==== 3.4.2.16 Counting ~-~- Voltage threshold counting ====
1169 1169  
1170 -When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
955 +When voltage exceed the threshold, count. Feature see [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]
1171 1171  
1172 1172  * AT Command:
1173 1173  
1174 1174  (% class="box infomessage" %)
1175 1175  (((
1176 -**AT+VOLMAX    ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]**
961 +**AT+VOLMAX    ~/~/ See [[MOD4>>path:http://8.211.40.43:8080/xwiki/bin/view/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/#H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting]]**
1177 1177  )))
1178 1178  
1179 1179  * Downlink Payload (prefix 0xA5):
... ... @@ -1183,8 +1183,6 @@
1183 1183  **0xA5 aa bb cc   ~/~/ Same as AT+VOLMAX=(aa bb),cc**
1184 1184  )))
1185 1185  
1186 -
1187 -
1188 1188  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1189 1189  
1190 1190  * AT Command:
... ... @@ -1209,8 +1209,6 @@
1209 1209  **0x A8 aa bb cc dd ee     ~/~/ same as AT+SETCNT=aa,(bb cc dd ee)**
1210 1210  )))
1211 1211  
1212 -
1213 -
1214 1214  ==== 3.4.2.18 Counting ~-~- Clear Counting ====
1215 1215  
1216 1216  Clear counting for counting mode
... ... @@ -1229,8 +1229,6 @@
1229 1229  **0x A6 01     ~/~/ clear all counting,**
1230 1230  )))
1231 1231  
1232 -
1233 -
1234 1234  ==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1235 1235  
1236 1236  * AT Command:
... ... @@ -1247,35 +1247,25 @@
1247 1247  **0x A7 aa bb cc     ~/~/ same as AT+COUTIME =aa bb cc,**
1248 1248  )))
1249 1249  
1250 -(((
1251 1251  range: aa bb cc:0 to 16777215,  (unit:second)
1252 1252  
1253 -
1254 -)))
1255 -
1256 -
1257 -
1258 1258  == 3.5 Integrate with Mydevice ==
1259 1259  
1260 1260  Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
1261 1261  
1262 -(((
1263 1263  **Step 1**: Be sure that your device is programmed and properly connected to the network at this time.
1264 -)))
1265 1265  
1266 -(((
1267 1267  **Step 2**: To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
1268 -)))
1269 1269  
1270 1270  [[image:1653356737703-362.png||height="232" width="732"]]
1271 1271  
1272 1272  [[image:image-20220524094641-11.png||height="390" width="723"]]
1273 1273  
1043 +
1274 1274  [[image:image-20220524094641-12.png||height="402" width="718"]]
1275 1275  
1046 +**Step **3: Create an account or log in Mydevices.
1276 1276  
1277 -**Step 3**: Create an account or log in Mydevices.
1278 -
1279 1279  **Step 4**: Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1280 1280  
1281 1281  Search under The things network
... ... @@ -1282,9 +1282,9 @@
1282 1282  
1283 1283  [[image:1653356838789-523.png||height="337" width="740"]]
1284 1284  
1285 -
1286 1286  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1287 1287  
1056 +
1288 1288  [[image:image-20220524094909-1.png||height="335" width="729"]]
1289 1289  
1290 1290  [[image:image-20220524094909-2.png||height="337" width="729"]]
... ... @@ -1297,6 +1297,8 @@
1297 1297  
1298 1298  
1299 1299  
1069 +
1070 +
1300 1300  == 3.6 Interface Detail ==
1301 1301  
1302 1302  === 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
... ... @@ -1305,8 +1305,6 @@
1305 1305  
1306 1306  [[image:1653356991268-289.png]]
1307 1307  
1308 -
1309 -
1310 1310  === 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1311 1311  
1312 1312  (((
... ... @@ -1314,114 +1314,57 @@
1314 1314  )))
1315 1315  
1316 1316  (((
1317 -(((
1318 1318  Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high
1319 1319  )))
1320 -)))
1321 1321  
1322 1322  [[image:1653357170703-587.png]]
1323 1323  
1324 1324  (((
1325 -(((
1326 1326  When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
1327 1327  )))
1328 -)))
1329 1329  
1330 -(((
1331 -
1332 -)))
1333 1333  
1334 -(((
1335 1335  **Example1**: Connect to a Low active sensor.
1336 -)))
1337 1337  
1338 -(((
1339 1339  This type of sensor will output a low signal GND when active.
1340 -)))
1341 1341  
1342 -* (((
1343 -Connect sensor’s output to DI1-
1344 -)))
1345 -* (((
1346 -Connect sensor’s VCC to DI1+.
1347 -)))
1100 +* Connect sensor’s output to DI1-
1101 +* Connect sensor’s VCC to DI1+.
1348 1348  
1349 -(((
1350 -So when sensor active, the current between NEC2501 pin1 and pin2 is：
1351 -)))
1103 +So when sensor active, the current between NEC2501 pin1 and pin2 is： ​​
1352 1352  
1353 -(((
1354 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1355 -)))
1105 + //IF// = DI1+ / 1K.
1356 1356  
1357 -(((
1358 -If DI1+ = 12v, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
1359 -)))
1107 +If DI1+ = 12v, the //IF// = 12mA , So the LT-22222-L will be able to detect this active signal.
1360 1360  
1361 -(((
1362 -
1363 -)))
1364 1364  
1365 -(((
1366 1366  **Example2**: Connect to a High active sensor.
1367 -)))
1368 1368  
1369 -(((
1370 1370  This type of sensor will output a high signal (example 24v) when active.
1371 -)))
1372 1372  
1373 -* (((
1374 -Connect sensor’s output to DI1+
1375 -)))
1376 -* (((
1377 -Connect sensor’s GND DI1-.
1378 -)))
1114 +* Connect sensor’s output to DI1+
1115 +* Connect sensor’s GND DI1-.
1379 1379  
1380 -(((
1381 1381  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1382 -)))
1383 1383  
1384 -(((
1385 -[[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 1K.**
1386 -)))
1119 +[[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]** [[image:image-20220524095628-8.png]]= DI1+ / 1K.**
1387 1387  
1388 -(((
1389 -If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
1390 -)))
1121 +If **DI1+ = 24v**, the [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]]** = 24mA , So the LT-22222-L will be able to detect this high active signal.
1391 1391  
1392 -(((
1393 -
1394 -)))
1395 1395  
1396 -(((
1397 1397  **Example3**: Connect to a 220v high active sensor.
1398 -)))
1399 1399  
1400 -(((
1401 1401  Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler  
1402 -)))
1403 1403  
1404 -* (((
1405 -Connect sensor’s output to DI1+ with a serial 50K resistor
1406 -)))
1407 -* (((
1408 -Connect sensor’s GND DI1-.
1409 -)))
1128 +* Connect sensor’s output to DI1+ with a serial 50K resistor
1129 +* Connect sensor’s GND DI1-.
1410 1410  
1411 -(((
1412 1412  So when sensor active, the current between NEC2501 pin1 and pin2 is:
1413 -)))
1414 1414  
1415 -(((
1416 - [[image:1653968155772-850.png||height="23" width="19"]]**= DI1+ / 51K.**
1417 -)))
1133 + [[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]][[image:/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LT-22222-L/WebHome/image-20220524095628-8.png?rev=1.1||alt="image-20220524095628-8.png"]]**[[image:image-20220524095628-8.png]] = DI1+ / 51K.**
1418 1418  
1419 -(((
1420 -If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1421 -)))
1135 +If sensor output is 220v, the (% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
1422 1422  
1423 -
1424 -
1425 1425  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1426 1426  
1427 1427  NPN output: GND or Float. Max voltage can apply to output pin is 36v.
... ... @@ -1428,8 +1428,6 @@
1428 1428  
1429 1429  [[image:1653357531600-905.png]]
1430 1430  
1431 -
1432 -
1433 1433  === 3.6.4 Analog Input Interface ===
1434 1434  
1435 1435  The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
... ... @@ -1457,8 +1457,6 @@
1457 1457  
1458 1458  [[image:1653357648330-671.png||height="155" width="733"]]
1459 1459  
1460 -
1461 -
1462 1462  === 3.6.5 Relay Output ===
1463 1463  
1464 1464  (((
... ... @@ -1469,13 +1469,10 @@
1469 1469  
1470 1470  [[image:image-20220524100215-10.png||height="382" width="723"]]
1471 1471  
1472 -
1473 -
1474 1474  == 3.7 LEDs Indicators ==
1475 1475  
1476 1476  [[image:image-20220524100748-11.png]]
1477 1477  
1478 -
1479 1479  = 4. Use AT Command =
1480 1480  
1481 1481  == 4.1 Access AT Command ==
... ... @@ -1484,15 +1484,11 @@
1484 1484  
1485 1485  [[image:1653358238933-385.png]]
1486 1486  
1487 -(((
1488 1488  In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
1489 -)))
1490 1490  
1491 1491  [[image:1653358355238-883.png]]
1492 1492  
1493 -(((
1494 1494  More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1495 -)))
1496 1496  
1497 1497  (((
1498 1498  AT+<CMD>?        : Help on <CMD>
... ... @@ -1676,12 +1676,8 @@
1676 1676  
1677 1677  (((
1678 1678  AT+CFG: Print all settings
1679 -
1680 -
1681 1681  )))
1682 1682  
1683 -
1684 -
1685 1685  == 4.2 Common AT Command Sequence ==
1686 1686  
1687 1687  === 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
... ... @@ -1721,12 +1721,8 @@
1721 1721  
1722 1722  (((
1723 1723  (% style="background-color:#dcdcdc" %)ATZ
1724 -
1725 -
1726 1726  )))
1727 1727  
1728 -
1729 -
1730 1730  === 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1731 1731  
1732 1732  (((
... ... @@ -1800,8 +1800,6 @@
1800 1800  
1801 1801  )))
1802 1802  
1803 -
1804 -
1805 1805  === 4.2.3 Change to Class A ===
1806 1806  
1807 1807  If sensor JOINED
... ... @@ -1808,212 +1808,317 @@
1808 1808  (% style="background-color:#dcdcdc" %)AT+CLASS=A
1809 1809  ATZ
1810 1810  
1811 -
1812 1812  = 5. FAQ =
1813 -
1814 1814  == 5.1 How to upgrade the image? ==
1815 -
1816 1816  The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1817 1817  
1506 +
1818 1818  * Support new features
1819 1819  * For bug fix
1820 1820  * Change LoRaWAN bands.
1821 -
1822 1822  Below shows the hardware connection for how to upload an image to the LT:
1823 1823  
1824 -[[image:1653359603330-121.png]]
1512 +**Step1:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1513 +**Step2**: Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1514 +**Step3: **Open flashloader; choose the correct COM port to update.
1515 +**For LT-22222-L**:
1516 +Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1825 1825  
1518 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image032.png]] [[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image033.png]]
1826 1826  
1520 +(% style="color:red" %)**Notice**: In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1521 +
1522 +
1523 +1. (((
1827 1827  (((
1828 -(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
1829 -(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]].
1830 -(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
1831 1831  
1526 +)))
1832 1832  
1833 -(% style="color:blue" %)**For LT-22222-L**(%%):
1834 -Hold down the PRO button and then momentarily press the RST reset button and the **DO1 led** will change from OFF to ON. When **DO1 LED** is on, it means the device is in download mode.
1528 +1. (((
1529 +How to change the LoRa Frequency Bands/Region?
1835 1835  )))
1531 +)))
1836 1836  
1837 - [[image:image-20220524103407-12.png]]
1533 +(((
1534 +User can follow the introduction for [[how to upgrade image>>path:#upgrade_image]]. When download the images, choose the required image file for download.
1535 +)))
1838 1838  
1839 -[[image:image-20220524103429-13.png]]
1537 +(((
1538 +
1539 +)))
1840 1840  
1841 -[[image:image-20220524104033-15.png]]
1541 +1.
1542 +11. (((
1543 +How to set up LT to work with Single Channel Gateway such as LG01/LG02?
1544 +)))
1842 1842  
1843 -(% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
1546 +(((
1547 +In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1548 +)))
1844 1844  
1845 -[[image:1653360054704-518.png||height="186" width="745"]]
1550 +(((
1551 +Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1552 +)))
1846 1846  
1847 -
1848 1848  (((
1849 -(((
1850 1850  
1556 +)))
1851 1851  
1852 -== 5.2 How to change the LoRa Frequency Bands/Region? ==
1558 +(((
1559 +**Step1**: Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1853 1853  )))
1561 +
1562 +(((
1563 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image039.png]]
1854 1854  )))
1855 1855  
1856 1856  (((
1857 -User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
1567 +Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1858 1858  )))
1859 1859  
1860 1860  (((
1861 1861  
1572 +)))
1862 1862  
1863 -== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
1574 +(((
1575 +**Step2: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1864 1864  )))
1865 1865  
1866 1866  (((
1579 +123456   Enter Password to have AT access.
1580 +)))
1581 +
1867 1867  (((
1868 -In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
1583 +AT+FDR   Reset Parameters to Factory Default, Keys Reserve
1869 1869  )))
1585 +
1586 +(((
1587 +123456   Enter Password to have AT access.
1870 1870  )))
1871 1871  
1872 1872  (((
1591 +AT+NJM=0 Set to ABP mode
1592 +)))
1593 +
1873 1873  (((
1874 -Assume we have a LG02 working in the frequency 868400000 now , below is the step.
1595 +AT+ADR=0 Set the Adaptive Data Rate Off
1596 +)))
1875 1875  
1876 -
1598 +(((
1599 +AT+DR=5  Set Data Rate (Set AT+DR=3 for 915 band)
1877 1877  )))
1601 +
1602 +(((
1603 +AT+TDC=60000  Set transmit interval to 60 seconds
1878 1878  )))
1879 1879  
1880 1880  (((
1881 -(% style="color:#4f81bd" %)**Step1**(%%): Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
1607 +AT+CHS=868400000 Set transmit frequency to 868.4Mhz
1882 1882  )))
1883 1883  
1884 1884  (((
1885 -[[image:1653360231087-571.png||height="401" width="727"]]
1611 +AT+DADDR=26 01 1A F1 Set Device Address to 26 01 1A F1
1886 1886  )))
1887 1887  
1888 1888  (((
1889 -(% style="color:red" %)Note: user just need to make sure above three keys match, User can change either in TTN or Device to make then match. In TTN, NETSKEY and APPSKEY can be configured by user in setting page, but Device Addr is generated by TTN.
1615 +ATZ                Reset MCU
1890 1890  )))
1891 1891  
1618 +(((
1619 +As shown in below:
1620 +)))
1892 1892  
1893 1893  (((
1894 -(% style="color:#4f81bd" %)**Step2**(%%)**: **Run AT Command to make LT work in Single frequency & ABP mode. Below is the AT commands:
1623 +[[image:file:///C:/Users/93456/AppData/Local/Temp/msohtmlclip1/01/clip_image040.png]]
1895 1895  )))
1896 1896  
1897 1897  (((
1898 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1899 -(% style="background-color:#dcdcdc" %)AT+FDR(%%)  Reset Parameters to Factory Default, Keys Reserve
1900 -(% style="background-color:#dcdcdc" %)123456 (%%) Enter Password to have AT access.
1901 -(% style="background-color:#dcdcdc" %)AT+NJM=0 (%%) Set to ABP mode
1902 -(% style="background-color:#dcdcdc" %)AT+ADR=0 (%%) Set the Adaptive Data Rate Off
1903 -(% style="background-color:#dcdcdc" %)AT+DR=5 (%%) Set Data Rate (Set AT+DR=3 for 915 band)
1904 -(% style="background-color:#dcdcdc" %)AT+TDC=60000 (%%) Set transmit interval to 60 seconds
1905 -(% style="background-color:#dcdcdc" %)AT+CHS=868400000(%%)  Set transmit frequency to 868.4Mhz
1906 -(% style="background-color:#dcdcdc" %)AT+DADDR=26 01 1A F1(%%)  Set Device Address to 26 01 1A F1
1907 -(% style="background-color:#dcdcdc" %)ATZ        (%%) Reset MCU
1627 +
1908 1908  )))
1909 1909  
1630 +(((
1631 +
1632 +)))
1910 1910  
1634 +1. (((
1911 1911  (((
1912 -As shown in below:
1636 +
1913 1913  )))
1914 1914  
1915 -[[image:1653360498588-932.png||height="485" width="726"]]
1639 +1. (((
1640 +Can I see counting event in Serial?
1641 +)))
1642 +)))
1916 1916  
1917 -
1918 -== 5.4 Can I see counting event in Serial? ==
1919 -
1920 1920  (((
1921 1921  User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn’t support AT+DEBUG. User can update to latest firmware first.
1646 +)))
1922 1922  
1923 -
1924 -== 5.5 Can i use point to point communication for LT-22222-L? ==
1925 -
1926 -Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
1648 +(((
1649 +
1927 1927  )))
1928 1928  
1929 1929  (((
1930 1930  
1654 +)))
1931 1931  
1932 -= 6. Trouble Shooting =
1656 +(((
1657 +
1933 1933  )))
1934 1934  
1660 +1. (((
1935 1935  (((
1936 -(((
1937 -== 6.1 Downlink doesn’t work, how to solve it? ==
1662 +Trouble Shooting    
1938 1938  )))
1664 +
1665 +1. (((
1666 +Downlink doesn’t work, how to solve it?
1939 1939  )))
1668 +)))
1940 1940  
1941 1941  (((
1942 -Please see this link for how to debug: [[LoRaWAN Communication Debug>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H5.1Howitwork"]]
1671 +Please see this link for how to debug:
1943 1943  )))
1944 1944  
1945 1945  (((
1675 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#How_it_work]]
1676 +)))
1677 +
1678 +(((
1946 1946  
1680 +)))
1947 1947  
1948 -== 6.2 Have trouble to upload image. ==
1682 +1.
1683 +11. (((
1684 +Have trouble to upload image.
1949 1949  )))
1950 1950  
1951 1951  (((
1952 -See this link for trouble shooting: [[Firmware Upgrade Instruction>>doc:Main.Firmware Upgrade Instruction for STM32 base products.WebHome]]
1688 +See this link for trouble shooting:
1953 1953  )))
1954 1954  
1955 1955  (((
1692 +[[http:~~/~~/wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting>>url:http://wiki.dragino.com/index.php?title=Firmware_Upgrade_Trouble_Shooting#UART_upgrade_trouble_shooting]]
1693 +)))
1694 +
1695 +(((
1956 1956  
1697 +)))
1957 1957  
1958 -== 6.3 Why I can’t join TTN in US915 /AU915 bands? ==
1699 +1.
1700 +11. (((
1701 +Why I can’t join TTN in US915 /AU915 bands?
1959 1959  )))
1960 1960  
1961 1961  (((
1962 -It might be about the channels mapping. [[Please see this link for detail>>doc:Main.LoRaWAN Communication Debug.WebHome||anchor="H2.NoticeofUS9152FCN4702FAU915Frequencyband"]]
1705 +It might be about the channels mapping. Please see this link for detail:
1963 1963  )))
1964 1964  
1708 +(((
1709 +[[http:~~/~~/wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band>>url:http://wiki.dragino.com/index.php?title=LoRaWAN_Communication_Debug#Notice_of_US915.2FCN470.2FAU915_Frequency_band]]
1710 +)))
1965 1965  
1712 +(((
1713 +
1714 +)))
1966 1966  
1967 -= 7. Order Info =
1716 +(((
1717 +
1718 +)))
1968 1968  
1720 +(((
1721 +
1722 +)))
1969 1969  
1970 -(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
1724 +1. (((
1725 +Order Info
1726 +)))
1971 1971  
1728 +(((
1729 +**For LT-33222-L-XXX or LT-22222-L-XXX:**
1730 +)))
1972 1972  
1973 -(% style="color:#4f81bd" %)**XXX:**
1732 +(((
1733 +**XXX:**
1734 +)))
1974 1974  
1975 -* (% style="color:#4f81bd" %)**EU433**(%%): LT with frequency bands EU433
1976 -* (% style="color:#4f81bd" %)**EU868**(%%): LT with frequency bands EU868
1977 -* (% style="color:#4f81bd" %)**KR920**(%%): LT with frequency bands KR920
1978 -* (% style="color:#4f81bd" %)**CN470**(%%): LT with frequency bands CN470
1979 -* (% style="color:#4f81bd" %)**AS923**(%%): LT with frequency bands AS923
1980 -* (% style="color:#4f81bd" %)**AU915**(%%): LT with frequency bands AU915
1981 -* (% style="color:#4f81bd" %)**US915**(%%): LT with frequency bands US915
1982 -* (% style="color:#4f81bd" %)**IN865**(%%): LT with frequency bands IN865
1983 -* (% style="color:#4f81bd" %)**CN779**(%%): LT with frequency bands CN779
1736 +* (((
1737 +**EU433**: LT with frequency bands EU433
1738 +)))
1739 +* (((
1740 +**EU868**: LT with frequency bands EU868
1741 +)))
1742 +* (((
1743 +**KR920**: LT with frequency bands KR920
1744 +)))
1745 +* (((
1746 +**CN470**: LT with frequency bands CN470
1747 +)))
1748 +* (((
1749 +**AS923**: LT with frequency bands AS923
1750 +)))
1751 +* (((
1752 +**AU915**: LT with frequency bands AU915
1753 +)))
1754 +* (((
1755 +**US915**: LT with frequency bands US915
1756 +)))
1757 +* (((
1758 +**IN865**: LT with frequency bands IN865
1759 +)))
1760 +* (((
1761 +**CN779**: LT with frequency bands CN779
1762 +)))
1984 1984  
1764 +1. (((
1765 +Packing Info
1766 +)))
1985 1985  
1986 -= 8. Packing Info =
1987 -
1988 -
1768 +(((
1989 1989  **Package Includes**:
1770 +)))
1990 1990  
1991 -* LT-22222-L I/O Controller x 1
1992 -* Stick Antenna for LoRa RF part x 1
1993 -* Bracket for controller x1
1994 -* Program cable x 1
1772 +* (((
1773 +LT I/O Controller x 1
1774 +)))
1775 +* (((
1776 +Stick Antenna for LoRa RF part x 1
1777 +)))
1778 +* (((
1779 +Bracket for controller x1
1780 +)))
1781 +* (((
1782 +Program cable x 1
1783 +)))
1995 1995  
1785 +(((
1996 1996  **Dimension and weight**:
1787 +)))
1997 1997  
1998 -* Device Size: 13.5 x 7 x 3 cm
1999 -* Device Weight: 105g
2000 -* Package Size / pcs : 14.5 x 8 x 5 cm
2001 -* Weight / pcs : 170g
1789 +* (((
1790 +Device Size: 13.5 x 7 x 3 cm
1791 +)))
1792 +* (((
1793 +Device Weight: 105g
1794 +)))
1795 +* (((
1796 +Package Size / pcs : 14.5 x 8 x 5 cm
1797 +)))
1798 +* (((
1799 +Weight / pcs : 170g
1800 +)))
2002 2002  
1802 +1. (((
1803 +Support
1804 +)))
2003 2003  
2004 -= 9. Support =
2005 -
2006 2006  * (((
2007 2007  Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2008 2008  )))
2009 2009  * (((
2010 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1810 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to
2011 2011  )))
2012 2012  
2013 -
2014 -= 10. Reference​​​​​ =
2015 -
2016 -* LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]
2017 -* [[Image Download>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/image/]]
2018 -* [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
2019 -* [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]]
1813 +(((
1814 +[[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
1815 +)))
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